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Finding the Fourth Proportional to 61,351.08, 92,027.78 and 19,230.23

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Solution

The fourth proportional to 61,351.08, 92,027.78 and 19,230.23 is: 28,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,351.08 : 92,027.78 = 19,230.23 : x
  2. Step 2: Convert to fraction form
    61,351.08/92,027.78 = 19,230.23/x
  3. Step 3: Cross multiply
    61,351.08x = 92,027.78 × 19,230.23
  4. Step 4: Simplify right side
    61,351.08x = 1,769,714,819.50
  5. Step 5: Solve for x
    x = 1,769,714,819.50/61,351.08
  6. Step 6: Final answer
    x = 28,845.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.